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145049-20-3

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145049-20-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 145049-20-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,5,0,4 and 9 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 145049-20:
(8*1)+(7*4)+(6*5)+(5*0)+(4*4)+(3*9)+(2*2)+(1*0)=113
113 % 10 = 3
So 145049-20-3 is a valid CAS Registry Number.

145049-20-3Relevant articles and documents

Cyclization reactions of β,β-difluoroalkyl radicals (-CF2-C·) for synthesizing gem-difluorocyclic compounds

Morikawa,Kodama,Uchida,Takano,Washio,Taguchi

, p. 8915 - 8926 (2007/10/02)

Cyclization reactions of β,β-difluoroalkyl radicals were carried out. 5 or 6-Exo selective radical cyclizations gave gem-difluorocyclopentane or -cyclohexane derivatives in 53-96% yields. 2,5-Disubstituted-3,3-difluorotetrahydropyran derivatives were prep

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